package com.rjt.common.util;

import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;

public class SpringUtils  implements ApplicationContextAware {

	 private static ApplicationContext applicationContext;

	    @Override
	    public void setApplicationContext(ApplicationContext applicationContext)
	            throws BeansException {
	        if (SpringUtils.applicationContext == null) {
	            SpringUtils.applicationContext = applicationContext;
	        }

	    }

	    public static ApplicationContext getApplicationContext() {
	        return applicationContext;
	    }

	    //根据name
	    public static Object getBean(String name) {
	        return getApplicationContext().getBean(name);
	    }

	    //根据类型
	    public static <T> T getBean(Class<T> clazz) {
	        return getApplicationContext().getBean(clazz);
	    }

	    public static <T> T getBean(String name, Class<T> clazz) {
	        return getApplicationContext().getBean(name, clazz);
	    }


}
